A transfer cases in a vehicle is drivetrain, all wheel drive, four wheel drive, among other all powered vehicles. The main task of the transfer case is to transfer power to the front and rear axles, the power is taken from the transmission, and the power is transferred using drive shafts. The transfer case, also synchronizes the difference in the rotation of the rear and front wheels; and how most of them can contain sets of more than one. These sets are of low range gears used off roads. The transfer case are specially designed in two main ways. One are designed to be used on roads, and the other ones are designed for off road use. There are a few types of transfer case, and each of them offers a slightly different use than the other one. The transfer case is located in the main engine area, and are made using metal or steel.